IRA Calculator

Estimate how your IRA could grow over time based on your current balance, annual contributions, expected return, and years until retirement. This free IRA calculator helps project future value, total contributions, investment growth, and a simple retirement income estimate.

Results

Projected IRA Balance
$0
Total Contributions
$0
Investment Growth
$0
Inflation-Adjusted Value
$0
Estimated First Year 4% Income
$0
Years to Retirement
0

Enter your information and click Calculate to estimate your future IRA balance.

How this IRA calculator works

This IRA calculator estimates how an individual retirement account may grow over time based on your current balance, annual contributions, expected annual return, and the number of years until retirement.

It allows you to model either a traditional IRA or Roth IRA for general planning purposes. The results show projected ending balance, total contributions, investment growth, inflation-adjusted value, and a simple first-year retirement income estimate using a 4% withdrawal guideline.

What to enter

  • Your current age and planned retirement age
  • Your current IRA balance
  • Your annual contribution amount
  • Your expected annual return
  • Any annual increase in contributions
  • An inflation estimate
  • Your IRA type for planning reference

What the results mean

  • Projected IRA Balance: estimated account value at retirement
  • Total Contributions: total amount you add over time
  • Investment Growth: earnings from compounding
  • Inflation-Adjusted Value: future balance in today’s dollars
  • Estimated First Year 4% Income: simple annual retirement income estimate
  • Years to Retirement: number of years used in the calculation

IRA calculator formula

This calculator projects IRA growth by applying compound growth each year to your current balance and adding annual contributions over time.

The simplified yearly model is:

Ending Balance = (Starting Balance + Annual Contribution) × (1 + Annual Return)

This process repeats for each year until retirement. If contribution growth is entered, the annual contribution increases each year by the specified percentage.

Tips for using an IRA calculator

Contribute consistently

Regular yearly contributions can make a major difference over time, especially when they have many years to compound.

Start earlier when possible

Time is one of the biggest drivers of retirement growth. Starting sooner often matters as much as contributing more.

Use realistic return assumptions

A moderate long-term estimate often gives a more useful planning result than an overly optimistic return assumption.

Remember inflation

Inflation reduces future purchasing power, so the inflation-adjusted result can help you plan more realistically.

Frequently asked questions

What is the difference between a traditional IRA and a Roth IRA?

A traditional IRA and Roth IRA differ mainly in how taxes are handled. This calculator is for general growth planning and does not model detailed tax outcomes.

Does this calculator apply IRS contribution limits?

No. This version is a general planning tool and does not automatically apply annual contribution caps, catch-up rules, or income-based eligibility restrictions.

What does the 4% income estimate mean?

It is a rough estimate of what the account might support in the first year of retirement using a 4% withdrawal guideline. It is only a planning reference.

Can I increase contributions over time?

Yes. This calculator includes a contribution growth field so you can estimate the effect of raising contributions over time.

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